Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-22_fabbd2708bc61db2fae455d651fe142f_cryptolocker

  • Size

    39KB

  • Sample

    240522-3lzcrsdd4y

  • MD5

    fabbd2708bc61db2fae455d651fe142f

  • SHA1

    b63745195d55ad18bcafbe531bd74fdedd101461

  • SHA256

    3d3106851950018e0d1a33bbfb8f84157019bab06d18d8888e0d61303bd00ec3

  • SHA512

    6f76cf5c8c53dda6ed080eb17306650de78a4acaff793e7cc940b0858a966454baf53c87c2ea1e7f67fec802d258a857af9600795e84e77a715cf338c1d51127

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBY:qDdFJy3QMOtEvwDpjjWMl7TdK

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_fabbd2708bc61db2fae455d651fe142f_cryptolocker

    • Size

      39KB

    • MD5

      fabbd2708bc61db2fae455d651fe142f

    • SHA1

      b63745195d55ad18bcafbe531bd74fdedd101461

    • SHA256

      3d3106851950018e0d1a33bbfb8f84157019bab06d18d8888e0d61303bd00ec3

    • SHA512

      6f76cf5c8c53dda6ed080eb17306650de78a4acaff793e7cc940b0858a966454baf53c87c2ea1e7f67fec802d258a857af9600795e84e77a715cf338c1d51127

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBY:qDdFJy3QMOtEvwDpjjWMl7TdK

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks